iSi 070599 Nitro Charger N2 is used with 1790 01 Nitro Whip Cold Brew Dispenser (SOLD SEPARATELY) to make nitro coffee, nitro teas and nitro cocktails. Pure nitrogen gas creates a rich brew with a lot of flavor that has a creamy texture and velvet foam. Each charger prepares up to 1 Liter. Do not use the nitro chargers in the cream whippers. Check out <a href="https://www.isi.com/en/culinary/recipes/detail/nitro-f ruit-tea-smoothie/" target="blank">Nitro Fruit Tea Smoothie recipe</a> from iSi. - Metallic Bronze - Recyclable Steel - Volume 2.4 g - Sold per pack; 16 per pack